542506415 has 8 divisors (see below), whose sum is σ = 710190288. Its totient is φ = 394550080.

The previous prime is 542506403. The next prime is 542506423. The reversal of 542506415 is 514605245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542506415 - 2⁴ = 542506399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4931822 + ... + 4931931.

It is an arithmetic number, because the mean of its divisors is an integer number (88773786).

Almost surely, 2^542506415 is an apocalyptic number.

542506415 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

542506415 is a deficient number, since it is larger than the sum of its proper divisors (167683873).

542506415 is a wasteful number, since it uses less digits than its factorization.

542506415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9863769.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 542506415 is about 23291.7671077143. The cubic root of 542506415 is about 815.5832401612.

The spelling of 542506415 in words is "five hundred forty-two million, five hundred six thousand, four hundred fifteen".